<?phpnamespace App\Entity;use JumPHP\Entity\Entity;use JumPHP\Entity\Gravity;use JumPHP\Entity\Sprite;use JumPHP\Physics\TileCollision;use JumPHP\Renderer\Sdl;use JumPHP\Util\Math;/** * The hero: runs, jumps (higher while the button is held), animated from a sprite sheet drawn in code. * Traits: Sprite (animation), Gravity (falling), TileCollision (onGround... filled by CollisionSystem). */final class Player extends Entity{ use Sprite, Gravity, TileCollision { Sprite::update as updateSprite; Gravity::update as updateGravity; } private const RUN_SPEED = 110.0; private const ACCEL = 900.0; private const JUMP_SPEED = 290.0; /** 3 frames of 12 x 14 pixels: idle, walk, jump (Sprite animations point into this sheet). */ private const SHEET = [ '...####........####........####.....', '..######......######......######....', '..##o#o#......##o#o#......##o#o#....', '..######......######......######....', '...####........####........####.....', '....##..........##.........#####....', '..######......######......######....', '.########....########....#.####.#...', '#.######.#..#.######.#.....####.....', '..######......######......######....', '..##..##.......##.##......##..##....', '..##..##.......##..##....##....##...', '..##..##......##...##....#......#...', '.###..###....###...###..##......##..', ]; protected array $animations = [ 'idleRight' => ['coords' => [['x' => 0, 'y' => 0, 'w' => 12, 'h' => 14]]], 'walkRight' => ['coords' => [['x' => 12, 'y' => 0, 'w' => 12, 'h' => 14], ['x' => 0, 'y' => 0, 'w' => 12, 'h' => 14]], 'duration' => 0.12], 'jumpRight' => ['coords' => [['x' => 24, 'y' => 0, 'w' => 12, 'h' => 14]]], 'idleLeft' => 'reverseIdleRight', 'walkLeft' => 'reverseWalkRight', 'jumpLeft' => 'reverseJumpRight', ]; public function __construct(Sdl $sdl, float $x, float $y) { $this->x = $x; $this->y = $y; $this->width = 10; $this->height = 14; $this->gravity = 800.0; $this->maxFallSpeed = 400.0; if (!$sdl->hasTexture('player')) { $sdl->createTextureFromPixels('player', self::SHEET, ['#' => '#ffd23f', 'o' => '#202020']); } $this->initSprite($sdl, 'player', 'idleRight'); } /** $move: -1, 0, 1. $jumpPressed: this frame. $jumpHeld: still held (variable jump height). */ public function control(int $move, bool $jumpPressed, bool $jumpHeld, float $dt): void { $this->vx = Math::approach($this->vx, $move * self::RUN_SPEED, self::ACCEL * $dt); if ($move !== 0) { $this->facing = $move < 0 ? 'left' : 'right'; } if ($jumpPressed && $this->onGround) { $this->vy = -self::JUMP_SPEED; } if (!$jumpHeld && $this->vy < -100) { $this->vy = -100; // released early: shorter jump } } public function update(float $deltaTime): void { $this->updateGravity($deltaTime); // no parent::update(): CollisionSystem::move() moves the player against the tiles $this->state = !$this->onGround ? 'jump' : (abs($this->vx) > 10 ? 'walk' : 'idle'); $this->pickAnimation(); $this->updateSprite($deltaTime); } public function render(\JumPHP\Renderer\Renderer $r, float $camX = 0, float $camY = 0): void { // the sprite is 12 px wide, the body 10: centre it $this->drawAt($r, $this->x - 1 - $camX, $this->y - $camY); }}